ndnewshour wee ivette felicia and series producer phil bertelsen and series historian abdur-rahman muhammadn, reporter: phil bertel abdul rahman-muhammed, thank you so much for joining us. >> thank you for having us. fi>> reporter: st off, before watching this series, i had no idea that there were so many questions surrounding lcolm x's murder. can you briefly outline some of the holes in the story of his killing and whatrirompted this coming together? the production of this? >> well, ever sinc1966, when three men were convictedor the assassination of malcolm x, scholars have always questioned that verdict from the veity of beginning. >> there might well be one of the assassins still out there hiding in plain sight, gone unpunished, unquestioned and protected to a cerin degree frm, from prosecution. >> reporter: an you know, yore an independent historian, but this happened decades ago and you've spent the better part of your life researching the truth behinx'd malcol assassination. >> yes, correct. >> reporter: many people told you to drop it. >> a lot of people told me to drop it. >> porte